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rs150182073

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 2P and 10B. PM2BP4_StrongBP6_ModerateBS1

The NM_001171613.2(PREPL):ā€‹c.917T>Cā€‹(p.Met306Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000123 in 1,613,880 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: š‘“ 0.00062 ( 0 hom., cov: 32)
Exomes š‘“: 0.000072 ( 1 hom. )

Consequence

PREPL
NM_001171613.2 missense

Scores

2
15

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 3.55
Variant links:
Genes affected
PREPL (HGNC:30228): (prolyl endopeptidase like) The protein encoded by this gene belongs to the prolyl oligopeptidase subfamily of serine peptidases. Mutations in this gene have been associated with hypotonia-cystinuria syndrome, also known as the 2p21 deletion syndrome. Several alternatively spliced transcript variants encoding either the same or different isoforms have been described for this gene.[provided by RefSeq, Jan 2010]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.024042487).
BP6
Variant 2-44332628-A-G is Benign according to our data. Variant chr2-44332628-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 478306.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.000617 (94/152340) while in subpopulation AFR AF= 0.00219 (91/41582). AF 95% confidence interval is 0.00182. There are 0 homozygotes in gnomad4. There are 48 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PREPLNM_001171613.2 linkuse as main transcriptc.917T>C p.Met306Thr missense_variant 8/14 ENST00000409411.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PREPLENST00000409411.6 linkuse as main transcriptc.917T>C p.Met306Thr missense_variant 8/141 NM_001171613.2 P4Q4J6C6-4

Frequencies

GnomAD3 genomes
AF:
0.000618
AC:
94
AN:
152222
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00219
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000955
GnomAD3 exomes
AF:
0.000131
AC:
33
AN:
251090
Hom.:
0
AF XY:
0.000103
AC XY:
14
AN XY:
135718
show subpopulations
Gnomad AFR exome
AF:
0.00203
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000718
AC:
105
AN:
1461540
Hom.:
1
Cov.:
31
AF XY:
0.0000646
AC XY:
47
AN XY:
727090
show subpopulations
Gnomad4 AFR exome
AF:
0.00266
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.000232
GnomAD4 genome
AF:
0.000617
AC:
94
AN:
152340
Hom.:
0
Cov.:
32
AF XY:
0.000644
AC XY:
48
AN XY:
74490
show subpopulations
Gnomad4 AFR
AF:
0.00219
Gnomad4 AMR
AF:
0.0000653
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000945
Alfa
AF:
0.000548
Hom.:
0
Bravo
AF:
0.000756
ESP6500AA
AF:
0.00182
AC:
8
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.000148
AC:
18

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Myasthenic syndrome, congenital, 22 Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJan 18, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.19
BayesDel_addAF
Benign
-0.44
T
BayesDel_noAF
Benign
-0.41
CADD
Benign
20
DANN
Benign
0.83
Eigen
Benign
-0.20
Eigen_PC
Benign
0.056
FATHMM_MKL
Uncertain
0.90
D
LIST_S2
Benign
0.67
T;.;.;.;.;.;T;T
M_CAP
Benign
0.0055
T
MetaRNN
Benign
0.024
T;T;T;T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
D;N;N;N;N;N;N;N;N
PrimateAI
Uncertain
0.64
T
PROVEAN
Benign
-0.28
N;N;N;N;N;N;N;N
REVEL
Benign
0.082
Sift
Benign
0.14
T;T;T;T;T;T;T;T
Sift4G
Benign
0.20
T;T;T;T;T;T;T;T
Polyphen
0.0, 0.027
.;.;.;B;B;B;B;B
Vest4
0.53
MVP
0.41
MPC
0.0047
ClinPred
0.063
T
GERP RS
5.8
Varity_R
0.051
gMVP
0.55

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs150182073; hg19: chr2-44559767; API